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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 6 |
| 3 | 16 |
| 4 | 35 |
| 5 | 69 |
| 6 | 126 |
| 7 | 221 |
| 8 | 377 |
| 9 | 632 |
| 10 | 1048 |
| 11 | 1723 |
| 12 | 2818 |
| 13 | 4593 |
| 14 | 7467 |
| 15 | 12120 |
| 16 | 19651 |
| 17 | 31839 |
| 18 | 51563 |
| 19 | 83479 |
| 20 | 135123 |
| 21 | 218687 |
| 22 | 353899 |
| 23 | 572680 |
| 24 | 926677 |
| 25 | 1499459 |
| 26 | 2426243 |
| 27 | 3925813 |
| 28 | 6352171 |
| 29 | 10278103 |
| 30 | 16630397 |
| 31 | 26908628 |
| 32 | 43539157 |
| 33 | 70447921 |
| 34 | 113987219 |
[1,6,16,35,69,126,221,377,632,1048,1723,2818,4593, 7467,12120,19651,31839,51563,83479,135123,218687, 353899,572680,926677,1499459,2426243,3925813, 6352171,10278103,16630397,26908628,43539157, 70447921,113987219] |